diff --git a/tests/regressiontests/extra_regress/models.py b/tests/regressiontests/extra_regress/models.py
index 1d31fb267a..5a98a5dac4 100644
--- a/tests/regressiontests/extra_regress/models.py
+++ b/tests/regressiontests/extra_regress/models.py
@@ -100,11 +100,11 @@ True
 
 # Regression test for #8819: Fields in the extra(select=...) list should be
 # available to extra(order_by=...).
->>> User.objects.extra(select={'extra_field': 1}).distinct()
+>>> User.objects.filter(pk=u.id).extra(select={'extra_field': 1}).distinct()
 [<User: fred>]
->>> User.objects.extra(select={'extra_field': 1}, order_by=['extra_field'])
+>>> User.objects.filter(pk=u.id).extra(select={'extra_field': 1}, order_by=['extra_field'])
 [<User: fred>]
->>> User.objects.extra(select={'extra_field': 1}, order_by=['extra_field']).distinct()
+>>> User.objects.filter(pk=u.id).extra(select={'extra_field': 1}, order_by=['extra_field']).distinct()
 [<User: fred>]
 
 """}